代码搜索：如何学习 usb？

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热门代码： main.c GPIO I2C SPI UART timer interrupt ADC PWM LED
www.eeworm.com/read/381683/9078249

c usb.c

/* File: usb.c */ /* Copyright 2003, Cypress Semiconductor Corporation * * This software is owned by Cypress Semiconductor Corporation (Cypress) and * is protected by United States copyright
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h usb.h

/* usbdriver.h - USB Device Driver header file */ /* Copyright 2003, Cypress Semiconductor Corporation * * This software is owned by Cypress Semiconductor Corporation (Cypress) and * is prote
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www.eeworm.com/read/282541/9084465

in usb.lds.in

#include "config.h" OUTPUT_FORMAT("elf32-littlearm") OUTPUT_ARCH(arm) ENTRY(_start) SECTIONS { . = SDRAM_BASE; . = ALIGN(4); .text : { *(.text) } . = ALIGN(4); .ro
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h usb.h

#ifndef __USB_H__ #define __USB_H__ /*Standard RequestType (Direction)*/ #define HOST_TO_DEVICE 0x00 #define DEVICE_TO_HOST 0x80 /*Standard RequestType (Type)*/
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www.eeworm.com/read/184704/9084866

h usb.h

void __irq usb_isr(void); unsigned char read_usb(unsigned char adr); void write_usb(unsigned char adr,unsigned char dat); void init_usb(void);
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www.eeworm.com/read/184655/9090571

philips_usb

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www.eeworm.com/read/381395/9095057

h usb.h

#ifndef __LINUX_USB_H #define __LINUX_USB_H /* USB constants */ /* * Device and/or Interface Class codes */ #define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */ #define USB_CLASS_AUDIO 1 #de
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h usb.h

/*---------------------------------------------------------------------------- * U S B - K e r n e l *---------------------------------------------------------------------------- * N
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c usb.c

#include "def.h" #include "2410addr.h" #include "2410lib.h" #include "timer.h" #include "option.h" #include "2410usb.h" #include "usblib.h" #include "usbsetup.h" #include "usbout.h" #includ
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www.eeworm.com/read/282237/9111001

h usb.h

/**************************************************************** NAME: usb.h DESC: definitions(USB data structure) for USB setup operation. Because It's h/w independent file, it may be us
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